Seiko Cal. 6678 - 141

The Seiko 6678-141 represents an important milestone in Seiko's 1976 lineup. Powered by the 6678 caliber with 31j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-a2a926bd1c1a]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

11.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

120m

Dial Color

White

Jewels

31j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1976

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